diff mbox series

[wpan,08/17] net: ieee802154: stop dump llsec devs for monitors

Message ID 20210228151817.95700-9-aahringo@redhat.com (mailing list archive)
State Awaiting Upstream
Delegated to: Netdev Maintainers
Headers show
Series ieee802154: syzbot fixes | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Alexander Aring Feb. 28, 2021, 3:18 p.m. UTC 
This patch stops dumping llsec devs for monitors which we don't support
yet. Otherwise we will access llsec mib which isn't initialized for
monitors.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
---
 net/ieee802154/nl802154.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index fdea9c20cd8e..7f728d85e9b6 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1672,6 +1672,11 @@  nl802154_dump_llsec_dev(struct sk_buff *skb, struct netlink_callback *cb)
 	if (err)
 		return err;
 
+	if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR) {
+		err = skb->len;
+		goto out_err;
+	}
+
 	if (!wpan_dev->netdev) {
 		err = -EINVAL;
 		goto out_err;